Omron E3FA-RP21 Compact Photoelectric Sensor, M18 Threaded, Retro-Reflective with MSR, 4m Range, Red LED, PNP Output, M12 Connector
Description
The Omron E3FA-RP21 is a high-performance, compact, cylindrical photoelectric sensor (M18 plastic housing) designed for reliable industrial automation, including packaging, bottling, and material handling applications. It features a retro-reflective sensing method with MSR (Mirror Surface Rejection) technology, allowing it to detect shiny or mirror-like objects up to 4 meters away.
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| Shape | Cylinder type |
|---|---|
| Sensing method | Retro-reflective with M.S.R. function |
| Sensing distance | When using the E39-R1S: 0.1 to 4 m |
| Standard sensing object | Opaque: 75 mm dia. min. |
| Directional angle | 2 ° min. |
| Light source | Red LED (624 nm) |
| Power supply voltage | 10 to 30 VDC±10% ripple (p-p) 10% included |
| Current consumption | 25 mA max. |
| Control output | PNP open collector 30 VDC max. 100 mA max. Residual voltage: 3 V max. |
| Operation mode | Light-ON/Dark-ON selectable |
| Protective circuit | Output short-circuit protection, Output reverse polarity protection, Power supply reverse polarity protection |
| Response time | Operate or reset: 0.5 ms max. |
| Sensitivity setting | Single-turn adjustment |
| Ambient illuminance | Incandescent lamp: 3,000 lx max. Sunlight: 10,000 lx max. |
| Ambient temperature range (Operating) | -40 to 55 ℃ (with no freezing or condensation) |
| Ambient temperature range (Storage) | -40 to 70 ℃ (with no freezing or condensation) |
| Ambient humidity range (Operating) | 35 to 85 % (with no condensation) |
| Ambient humidity range (Strage) | 35 to 95 % (with no condensation) |
| Insulation resistance | 20 MΩ min. (500 VDC megger) |
| Dielectric strength | 1000 VAC 50/60 Hz 1 min |
| Vibration resistance | Destruction: 10 to 55 Hz, 1.5 mm double amplitude each in X, Y, and Z directions for 2 h |
| Shock resistance | Destruction: 500 m/s2 3 times each in X, Y and Z directions |
| Degree of protection | IEC: IP67 DIN40050-9: IP69K |
| Connection method | M12 connector models |
| Indicator | Operation indicator (orange), Stability indicator (green) |
| Weight | Package: Approx. 20 g Main Unit: Approx. 10 g |
| Accessories | Instruction sheet, M18 nuts |
| Material | Case: ABS Lens: Methacrylate resin (PMMA) Display: Methacrylate resin (PMMA) Adjustment: POM Nut: POM |
Ssaoco Jeddah
Anwar Center - Baladiya Street Near Nahdi Pharmacy, , Jeddah, Saudi Arabia
- Started from: Jul 10, 2025
Welcome to SSAOCO – Sameer Sharaf Al-Otaibi Trading Company, a leading supplier of automation and instrumentation devices across the Middle East. Based in Jeddah, Saudi Arabia, we specialize in industrial machine parts, hydraulic and pneumatic machinery, with strong global logistics. Founded in 2008, SSAOCO employs 50+ experts.
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